java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test18_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 16:59:08,407 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 16:59:08,408 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 16:59:08,420 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 16:59:08,420 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 16:59:08,421 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 16:59:08,422 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 16:59:08,423 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 16:59:08,425 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 16:59:08,425 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 16:59:08,426 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 16:59:08,426 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 16:59:08,427 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 16:59:08,428 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 16:59:08,428 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 16:59:08,430 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 16:59:08,431 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 16:59:08,433 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 16:59:08,434 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 16:59:08,435 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 16:59:08,436 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 16:59:08,436 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 16:59:08,437 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 16:59:08,437 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 16:59:08,438 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 16:59:08,439 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 16:59:08,439 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 16:59:08,440 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 16:59:08,440 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 16:59:08,440 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 16:59:08,441 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 16:59:08,441 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-04-11 16:59:08,461 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 16:59:08,462 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 16:59:08,463 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 16:59:08,463 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 16:59:08,463 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 16:59:08,463 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 16:59:08,463 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 16:59:08,463 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 16:59:08,463 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 16:59:08,463 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 16:59:08,463 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 16:59:08,463 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 16:59:08,464 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 16:59:08,464 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 16:59:08,464 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 16:59:08,464 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 16:59:08,464 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 16:59:08,464 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 16:59:08,464 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 16:59:08,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 16:59:08,464 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 16:59:08,464 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 16:59:08,465 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 16:59:08,465 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 16:59:08,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 16:59:08,497 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 16:59:08,500 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 16:59:08,501 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 16:59:08,501 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 16:59:08,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,775 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGc8ce7f4f4 [2018-04-11 16:59:08,950 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 16:59:08,950 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 16:59:08,950 INFO L168 CDTParser]: Scanning memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,959 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 16:59:08,959 INFO L215 ultiparseSymbolTable]: [2018-04-11 16:59:08,960 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 16:59:08,960 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_del ('__ldv_list_del') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,960 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_submit_msg ('ldv_submit_msg') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,960 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_positive ('ldv_positive') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,960 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tail ('ldv_list_add_tail') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,960 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata ('ldv_dev_get_drvdata') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,960 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_create ('ldv_kobject_create') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,960 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init ('ldv_kobject_init') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,960 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_nonpositive ('ldv_nonpositive') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,960 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanup ('ldv_kobject_cleanup') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__g ('g') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_get ('ldv_kobject_get') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__f ('f') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_add ('__ldv_list_add') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_put ('ldv_kobject_put') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_init ('ldv_kref_init') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_del ('ldv_kobject_del') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_sub ('ldv_kref_sub') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,961 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD ('LDV_INIT_LIST_HEAD') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_release ('ldv_kobject_release') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgs ('ldv_destroy_msgs') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fill ('ldv_msg_fill') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_return ('ldv_atomic_add_return') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add ('ldv_list_add') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point ('entry_point') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_alloc ('ldv_msg_alloc') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init_internal ('ldv_kobject_init_internal') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_del ('ldv_list_del') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_put ('ldv_kref_put') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,962 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata ('ldv_dev_set_drvdata') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,963 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_return ('ldv_atomic_sub_return') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,963 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc ('ldv_malloc') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,963 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_zalloc ('ldv_zalloc') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,963 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,963 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_free ('ldv_msg_free') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,963 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_get ('ldv_kref_get') in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,963 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 16:59:08,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_global_msg_list in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ushort in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,963 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ino_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____syscall_slong_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____pid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__suseconds_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_barrier_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_quad_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_long in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__int64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fd_mask in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____WAIT_STATUS in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int16_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,964 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fsid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____clock_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____blkcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__daddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_cond_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__clockid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____clockid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____loff_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__quad_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_int in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__dev_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,965 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__id_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__clock_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_long in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____int16_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____off_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__sigset_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_spinlock_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__nlink_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ulong in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__uint in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____sigset_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ino64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_once_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsword_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ssize_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_attr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,966 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uint64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__int16_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__blkcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fd_mask in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__timer_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____id_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____syscall_ulong_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__lldiv_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____pthread_list_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,967 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__uid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____sig_atomic_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_char in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__off_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int32_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int8_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fsblkcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__wchar_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____gid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____off64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____suseconds_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_char in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,968 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____quad_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsblkcnt64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__size_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__key_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_mutexattr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsfilcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____u_short in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____rlim_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____timer_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_mutex_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__mode_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ssize_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,969 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__idtype_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____socklen_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____int32_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____intptr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__time_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__gid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____blkcnt64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____nlink_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__div_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pid_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,970 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__int32_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uint32_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fsfilcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__fd_set in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____mode_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__caddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__blksize_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_short in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_quad_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____caddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____dev_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,971 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsblkcnt_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__register_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_barrierattr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_rwlock_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_key_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____int8_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldiv_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____rlim64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ino_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uint16_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____useconds_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__pthread_condattr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____fsfilcnt64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,972 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____qaddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,973 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____blksize_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,973 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____daddr_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,973 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____int64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,973 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____key_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,973 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____uint8_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,973 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__loff_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,973 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____time_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,973 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__int8_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,973 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__u_int64_t in memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:08,987 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGc8ce7f4f4 [2018-04-11 16:59:08,990 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 16:59:08,991 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 16:59:08,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 16:59:08,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 16:59:08,996 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 16:59:08,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 04:59:08" (1/1) ... [2018-04-11 16:59:08,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5996812e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:08, skipping insertion in model container [2018-04-11 16:59:08,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 04:59:08" (1/1) ... [2018-04-11 16:59:09,010 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 16:59:09,040 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 16:59:09,205 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 16:59:09,256 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 16:59:09,264 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 155 non ball SCCs. Number of states in SCCs 155. [2018-04-11 16:59:09,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09 WrapperNode [2018-04-11 16:59:09,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 16:59:09,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 16:59:09,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 16:59:09,322 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 16:59:09,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09" (1/1) ... [2018-04-11 16:59:09,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09" (1/1) ... [2018-04-11 16:59:09,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09" (1/1) ... [2018-04-11 16:59:09,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09" (1/1) ... [2018-04-11 16:59:09,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09" (1/1) ... [2018-04-11 16:59:09,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09" (1/1) ... [2018-04-11 16:59:09,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09" (1/1) ... [2018-04-11 16:59:09,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 16:59:09,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 16:59:09,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 16:59:09,375 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 16:59:09,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 16:59:09,466 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 16:59:09,466 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_nonpositive [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_positive [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_zalloc [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_add [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_del [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tail [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_del [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_alloc [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fill [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_free [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_submit_msg [2018-04-11 16:59:09,467 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgs [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_return [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_return [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_sub [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_init [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_get [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_put [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_del [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanup [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_release [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_put [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_get [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init_internal [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_create [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__f [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__g [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point [2018-04-11 16:59:09,468 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 16:59:09,469 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-11 16:59:09,469 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-04-11 16:59:09,469 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_32 [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____bswap_64 [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 16:59:09,469 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 16:59:09,470 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 16:59:09,471 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 16:59:09,472 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 16:59:09,473 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure kfree [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_nonpositive [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_positive [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 16:59:09,474 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_zalloc [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEAD [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_add [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_del [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tail [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_del [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_alloc [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fill [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_free [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_submit_msg [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgs [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdata [2018-04-11 16:59:09,475 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdata [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_return [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_return [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_sub [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_init [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_get [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_put [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_del [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanup [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_release [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_put [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_get [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init_internal [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_init [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_create [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__f [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__g [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point [2018-04-11 16:59:09,476 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 16:59:09,477 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 16:59:09,477 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 16:59:09,477 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 16:59:09,737 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 16:59:09,888 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-11 16:59:10,116 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 16:59:10,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 04:59:10 BoogieIcfgContainer [2018-04-11 16:59:10,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 16:59:10,118 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 16:59:10,118 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 16:59:10,121 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 16:59:10,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 04:59:08" (1/3) ... [2018-04-11 16:59:10,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@465bf897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 04:59:10, skipping insertion in model container [2018-04-11 16:59:10,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 04:59:09" (2/3) ... [2018-04-11 16:59:10,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@465bf897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 04:59:10, skipping insertion in model container [2018-04-11 16:59:10,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 04:59:10" (3/3) ... [2018-04-11 16:59:10,124 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test18_true-valid-memsafety_true-termination.i [2018-04-11 16:59:10,132 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 16:59:10,139 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 79 error locations. [2018-04-11 16:59:10,174 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 16:59:10,175 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 16:59:10,175 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 16:59:10,175 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 16:59:10,175 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 16:59:10,175 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 16:59:10,175 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 16:59:10,175 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 16:59:10,175 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 16:59:10,176 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 16:59:10,186 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2018-04-11 16:59:10,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 16:59:10,194 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:10,195 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 16:59:10,195 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:10,199 INFO L82 PathProgramCache]: Analyzing trace with hash 15377148, now seen corresponding path program 1 times [2018-04-11 16:59:10,201 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:10,201 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:10,246 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:10,246 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:10,281 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:10,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:59:10,321 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:59:10,321 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 16:59:10,322 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 16:59:10,331 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 16:59:10,332 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 16:59:10,333 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 3 states. [2018-04-11 16:59:10,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:59:10,384 INFO L93 Difference]: Finished difference Result 77 states and 82 transitions. [2018-04-11 16:59:10,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 16:59:10,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 16:59:10,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:59:10,392 INFO L225 Difference]: With dead ends: 77 [2018-04-11 16:59:10,392 INFO L226 Difference]: Without dead ends: 71 [2018-04-11 16:59:10,393 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 16:59:10,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-04-11 16:59:10,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 52. [2018-04-11 16:59:10,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 16:59:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 57 transitions. [2018-04-11 16:59:10,428 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 57 transitions. Word has length 4 [2018-04-11 16:59:10,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:59:10,429 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 57 transitions. [2018-04-11 16:59:10,429 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 16:59:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2018-04-11 16:59:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-11 16:59:10,429 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:10,429 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-11 16:59:10,429 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:10,429 INFO L82 PathProgramCache]: Analyzing trace with hash 15377149, now seen corresponding path program 1 times [2018-04-11 16:59:10,430 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:10,430 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:10,431 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:10,431 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:10,440 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:10,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:59:10,468 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:59:10,468 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 16:59:10,469 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 16:59:10,469 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 16:59:10,469 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 16:59:10,470 INFO L87 Difference]: Start difference. First operand 52 states and 57 transitions. Second operand 3 states. [2018-04-11 16:59:10,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:59:10,493 INFO L93 Difference]: Finished difference Result 88 states and 99 transitions. [2018-04-11 16:59:10,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 16:59:10,494 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-11 16:59:10,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:59:10,496 INFO L225 Difference]: With dead ends: 88 [2018-04-11 16:59:10,496 INFO L226 Difference]: Without dead ends: 88 [2018-04-11 16:59:10,496 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 16:59:10,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-04-11 16:59:10,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 50. [2018-04-11 16:59:10,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 16:59:10,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 55 transitions. [2018-04-11 16:59:10,501 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 55 transitions. Word has length 4 [2018-04-11 16:59:10,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:59:10,501 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 55 transitions. [2018-04-11 16:59:10,501 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 16:59:10,501 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2018-04-11 16:59:10,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 16:59:10,501 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:10,502 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:59:10,502 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:10,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1456240651, now seen corresponding path program 1 times [2018-04-11 16:59:10,502 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:10,502 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:10,503 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:10,504 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:10,516 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:59:10,558 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:59:10,558 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-11 16:59:10,559 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-11 16:59:10,559 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-11 16:59:10,559 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 16:59:10,559 INFO L87 Difference]: Start difference. First operand 50 states and 55 transitions. Second operand 3 states. [2018-04-11 16:59:10,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:59:10,619 INFO L93 Difference]: Finished difference Result 82 states and 93 transitions. [2018-04-11 16:59:10,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-11 16:59:10,620 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-04-11 16:59:10,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:59:10,621 INFO L225 Difference]: With dead ends: 82 [2018-04-11 16:59:10,621 INFO L226 Difference]: Without dead ends: 79 [2018-04-11 16:59:10,621 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-11 16:59:10,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-11 16:59:10,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 54. [2018-04-11 16:59:10,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-04-11 16:59:10,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 60 transitions. [2018-04-11 16:59:10,627 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 60 transitions. Word has length 20 [2018-04-11 16:59:10,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:59:10,627 INFO L459 AbstractCegarLoop]: Abstraction has 54 states and 60 transitions. [2018-04-11 16:59:10,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-11 16:59:10,627 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2018-04-11 16:59:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 16:59:10,628 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:10,628 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:59:10,628 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:10,629 INFO L82 PathProgramCache]: Analyzing trace with hash -1633146249, now seen corresponding path program 1 times [2018-04-11 16:59:10,629 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:10,629 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:10,640 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:10,640 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:10,658 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:10,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:59:10,703 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:59:10,703 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 16:59:10,703 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 16:59:10,704 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 16:59:10,704 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 16:59:10,704 INFO L87 Difference]: Start difference. First operand 54 states and 60 transitions. Second operand 6 states. [2018-04-11 16:59:10,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:59:10,748 INFO L93 Difference]: Finished difference Result 82 states and 93 transitions. [2018-04-11 16:59:10,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 16:59:10,748 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-11 16:59:10,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:59:10,749 INFO L225 Difference]: With dead ends: 82 [2018-04-11 16:59:10,749 INFO L226 Difference]: Without dead ends: 82 [2018-04-11 16:59:10,749 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-11 16:59:10,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-04-11 16:59:10,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 50. [2018-04-11 16:59:10,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-04-11 16:59:10,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2018-04-11 16:59:10,752 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 54 transitions. Word has length 22 [2018-04-11 16:59:10,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:59:10,752 INFO L459 AbstractCegarLoop]: Abstraction has 50 states and 54 transitions. [2018-04-11 16:59:10,752 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 16:59:10,752 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2018-04-11 16:59:10,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-11 16:59:10,753 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:10,753 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:59:10,753 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:10,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1500247108, now seen corresponding path program 1 times [2018-04-11 16:59:10,753 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:10,753 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:10,754 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:10,754 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:10,762 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:59:10,787 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:59:10,787 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 16:59:10,787 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 16:59:10,787 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 16:59:10,787 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 16:59:10,787 INFO L87 Difference]: Start difference. First operand 50 states and 54 transitions. Second operand 5 states. [2018-04-11 16:59:10,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:59:10,818 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2018-04-11 16:59:10,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 16:59:10,818 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-04-11 16:59:10,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:59:10,819 INFO L225 Difference]: With dead ends: 54 [2018-04-11 16:59:10,819 INFO L226 Difference]: Without dead ends: 52 [2018-04-11 16:59:10,819 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 16:59:10,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-04-11 16:59:10,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-04-11 16:59:10,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-04-11 16:59:10,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 56 transitions. [2018-04-11 16:59:10,822 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 56 transitions. Word has length 23 [2018-04-11 16:59:10,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:59:10,823 INFO L459 AbstractCegarLoop]: Abstraction has 52 states and 56 transitions. [2018-04-11 16:59:10,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 16:59:10,823 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-04-11 16:59:10,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 16:59:10,824 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:10,824 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:59:10,824 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:10,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1230449282, now seen corresponding path program 1 times [2018-04-11 16:59:10,824 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:10,824 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:10,825 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:10,825 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:10,840 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:10,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:59:10,869 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:59:10,869 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 16:59:10,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 16:59:10,869 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 16:59:10,869 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 16:59:10,870 INFO L87 Difference]: Start difference. First operand 52 states and 56 transitions. Second operand 6 states. [2018-04-11 16:59:10,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:59:10,892 INFO L93 Difference]: Finished difference Result 51 states and 55 transitions. [2018-04-11 16:59:10,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 16:59:10,893 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-11 16:59:10,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:59:10,893 INFO L225 Difference]: With dead ends: 51 [2018-04-11 16:59:10,894 INFO L226 Difference]: Without dead ends: 51 [2018-04-11 16:59:10,894 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-11 16:59:10,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-04-11 16:59:10,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-04-11 16:59:10,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-04-11 16:59:10,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2018-04-11 16:59:10,897 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 25 [2018-04-11 16:59:10,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:59:10,897 INFO L459 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2018-04-11 16:59:10,897 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 16:59:10,897 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2018-04-11 16:59:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 16:59:10,898 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:10,898 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:59:10,898 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:10,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1230449331, now seen corresponding path program 1 times [2018-04-11 16:59:10,898 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:10,899 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:10,899 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:10,900 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:10,909 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:59:10,958 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:59:10,958 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 16:59:10,958 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 16:59:10,958 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 16:59:10,958 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 16:59:10,959 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand 6 states. [2018-04-11 16:59:11,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:59:11,040 INFO L93 Difference]: Finished difference Result 59 states and 64 transitions. [2018-04-11 16:59:11,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 16:59:11,041 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-04-11 16:59:11,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:59:11,041 INFO L225 Difference]: With dead ends: 59 [2018-04-11 16:59:11,041 INFO L226 Difference]: Without dead ends: 59 [2018-04-11 16:59:11,041 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-11 16:59:11,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-04-11 16:59:11,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 57. [2018-04-11 16:59:11,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-04-11 16:59:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 63 transitions. [2018-04-11 16:59:11,045 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 63 transitions. Word has length 25 [2018-04-11 16:59:11,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:59:11,045 INFO L459 AbstractCegarLoop]: Abstraction has 57 states and 63 transitions. [2018-04-11 16:59:11,045 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 16:59:11,045 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2018-04-11 16:59:11,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 16:59:11,046 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:11,046 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:59:11,046 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:11,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1230449332, now seen corresponding path program 1 times [2018-04-11 16:59:11,046 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:11,047 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:11,047 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:11,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:11,048 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:11,057 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:59:11,083 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:59:11,083 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 16:59:11,083 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 16:59:11,083 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 16:59:11,083 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 16:59:11,084 INFO L87 Difference]: Start difference. First operand 57 states and 63 transitions. Second operand 4 states. [2018-04-11 16:59:11,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:59:11,101 INFO L93 Difference]: Finished difference Result 85 states and 95 transitions. [2018-04-11 16:59:11,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 16:59:11,101 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2018-04-11 16:59:11,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:59:11,102 INFO L225 Difference]: With dead ends: 85 [2018-04-11 16:59:11,102 INFO L226 Difference]: Without dead ends: 85 [2018-04-11 16:59:11,102 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-11 16:59:11,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-04-11 16:59:11,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 59. [2018-04-11 16:59:11,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-04-11 16:59:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 65 transitions. [2018-04-11 16:59:11,106 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 65 transitions. Word has length 25 [2018-04-11 16:59:11,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:59:11,107 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 65 transitions. [2018-04-11 16:59:11,107 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 16:59:11,107 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2018-04-11 16:59:11,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-11 16:59:11,107 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:11,107 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:59:11,108 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:11,108 INFO L82 PathProgramCache]: Analyzing trace with hash 183457428, now seen corresponding path program 1 times [2018-04-11 16:59:11,108 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:11,108 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:11,109 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:11,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:11,109 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:11,120 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:11,146 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 16:59:11,147 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 16:59:11,147 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 16:59:11,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 16:59:11,147 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 16:59:11,147 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 16:59:11,147 INFO L87 Difference]: Start difference. First operand 59 states and 65 transitions. Second operand 5 states. [2018-04-11 16:59:11,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 16:59:11,157 INFO L93 Difference]: Finished difference Result 79 states and 86 transitions. [2018-04-11 16:59:11,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 16:59:11,157 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-04-11 16:59:11,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 16:59:11,158 INFO L225 Difference]: With dead ends: 79 [2018-04-11 16:59:11,158 INFO L226 Difference]: Without dead ends: 79 [2018-04-11 16:59:11,158 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 16:59:11,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-11 16:59:11,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 61. [2018-04-11 16:59:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-04-11 16:59:11,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 67 transitions. [2018-04-11 16:59:11,162 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 67 transitions. Word has length 29 [2018-04-11 16:59:11,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 16:59:11,162 INFO L459 AbstractCegarLoop]: Abstraction has 61 states and 67 transitions. [2018-04-11 16:59:11,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 16:59:11,162 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2018-04-11 16:59:11,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-11 16:59:11,163 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 16:59:11,163 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 16:59:11,163 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 16:59:11,163 INFO L82 PathProgramCache]: Analyzing trace with hash -108224362, now seen corresponding path program 1 times [2018-04-11 16:59:11,163 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 16:59:11,163 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 16:59:11,165 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:11,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:11,165 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 16:59:11,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:11,186 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 16:59:11,195 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 16:59:11,196 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 16:59:11,196 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 16:59:11,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 16:59:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 16:59:11,234 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 16:59:11,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 16:59:11,280 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:59:11,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 16:59:11,300 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:59:11,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 16:59:11,303 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:59:11,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2018-04-11 16:59:11,322 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:59:11,337 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 16:59:11,337 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 16:59:11,458 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:59:11,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:59:11,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2018-04-11 16:59:11,460 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 16:59:11,480 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:59:11,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 40 [2018-04-11 16:59:11,481 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 16:59:11,506 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:59:11,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 38 [2018-04-11 16:59:11,508 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 16:59:11,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:59:11,547 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 16:59:11,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-11 16:59:11,548 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 16:59:11,577 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 16:59:11,577 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 16:59:11,622 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 16:59:11,622 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 16:59:11,623 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-04-11 16:59:11,623 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 16:59:11,623 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 16:59:11,623 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=109, Unknown=1, NotChecked=0, Total=132 [2018-04-11 16:59:11,623 INFO L87 Difference]: Start difference. First operand 61 states and 67 transitions. Second operand 12 states. [2018-04-11 17:00:00,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:00,130 INFO L93 Difference]: Finished difference Result 145 states and 162 transitions. [2018-04-11 17:00:00,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 17:00:00,130 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 31 [2018-04-11 17:00:00,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:00,131 INFO L225 Difference]: With dead ends: 145 [2018-04-11 17:00:00,131 INFO L226 Difference]: Without dead ends: 145 [2018-04-11 17:00:00,131 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=84, Invalid=418, Unknown=4, NotChecked=0, Total=506 [2018-04-11 17:00:00,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-11 17:00:00,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 71. [2018-04-11 17:00:00,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-04-11 17:00:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 84 transitions. [2018-04-11 17:00:00,134 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 84 transitions. Word has length 31 [2018-04-11 17:00:00,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:00,134 INFO L459 AbstractCegarLoop]: Abstraction has 71 states and 84 transitions. [2018-04-11 17:00:00,134 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 17:00:00,134 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2018-04-11 17:00:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-11 17:00:00,135 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:00,135 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:00,135 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:00,135 INFO L82 PathProgramCache]: Analyzing trace with hash -108224363, now seen corresponding path program 1 times [2018-04-11 17:00:00,135 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:00,135 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:00,136 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,137 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,146 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:00,148 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:00:00,149 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:00,149 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:00,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,170 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:00,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 17:00:00,187 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:00,188 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:00,188 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 17:00:00,216 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| Int)) (= |c_#valid| (store |c_old(#valid)| |__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| 1))) is different from true [2018-04-11 17:00:00,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:00:00,222 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:00,226 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 17:00:00,226 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2018-04-11 17:00:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2018-04-11 17:00:00,234 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:00:00,234 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-04-11 17:00:00,234 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 17:00:00,234 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 17:00:00,234 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=32, Unknown=1, NotChecked=10, Total=56 [2018-04-11 17:00:00,235 INFO L87 Difference]: Start difference. First operand 71 states and 84 transitions. Second operand 8 states. [2018-04-11 17:00:00,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:00,333 INFO L93 Difference]: Finished difference Result 77 states and 90 transitions. [2018-04-11 17:00:00,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 17:00:00,333 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2018-04-11 17:00:00,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:00,334 INFO L225 Difference]: With dead ends: 77 [2018-04-11 17:00:00,334 INFO L226 Difference]: Without dead ends: 77 [2018-04-11 17:00:00,334 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=53, Unknown=2, NotChecked=14, Total=90 [2018-04-11 17:00:00,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-04-11 17:00:00,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 63. [2018-04-11 17:00:00,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-04-11 17:00:00,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 72 transitions. [2018-04-11 17:00:00,338 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 72 transitions. Word has length 31 [2018-04-11 17:00:00,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:00,338 INFO L459 AbstractCegarLoop]: Abstraction has 63 states and 72 transitions. [2018-04-11 17:00:00,338 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 17:00:00,338 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2018-04-11 17:00:00,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-11 17:00:00,339 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:00,339 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:00,339 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, 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__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:00,339 INFO L82 PathProgramCache]: Analyzing trace with hash -2114661359, now seen corresponding path program 1 times [2018-04-11 17:00:00,340 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:00,340 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:00,341 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,341 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,349 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:00,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-04-11 17:00:00,367 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 17:00:00,367 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 17:00:00,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 17:00:00,368 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 17:00:00,368 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 17:00:00,368 INFO L87 Difference]: Start difference. First operand 63 states and 72 transitions. Second operand 4 states. [2018-04-11 17:00:00,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:00,392 INFO L93 Difference]: Finished difference Result 74 states and 83 transitions. [2018-04-11 17:00:00,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 17:00:00,392 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-04-11 17:00:00,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:00,393 INFO L225 Difference]: With dead ends: 74 [2018-04-11 17:00:00,393 INFO L226 Difference]: Without dead ends: 74 [2018-04-11 17:00:00,393 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 17:00:00,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2018-04-11 17:00:00,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 68. [2018-04-11 17:00:00,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-11 17:00:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 77 transitions. [2018-04-11 17:00:00,396 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 77 transitions. Word has length 32 [2018-04-11 17:00:00,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:00,397 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 77 transitions. [2018-04-11 17:00:00,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 17:00:00,397 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2018-04-11 17:00:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-11 17:00:00,398 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:00,398 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:00,398 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:00,398 INFO L82 PathProgramCache]: Analyzing trace with hash 746433175, now seen corresponding path program 1 times [2018-04-11 17:00:00,398 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:00,398 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:00,399 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,399 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,408 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:00,410 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:00:00,410 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:00,410 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:00,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,427 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:00,468 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-11 17:00:00,468 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:00:00,469 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-04-11 17:00:00,469 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 17:00:00,469 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 17:00:00,469 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=38, Unknown=4, NotChecked=0, Total=56 [2018-04-11 17:00:00,469 INFO L87 Difference]: Start difference. First operand 68 states and 77 transitions. Second operand 8 states. [2018-04-11 17:00:00,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:00,562 INFO L93 Difference]: Finished difference Result 77 states and 85 transitions. [2018-04-11 17:00:00,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 17:00:00,562 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-04-11 17:00:00,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:00,563 INFO L225 Difference]: With dead ends: 77 [2018-04-11 17:00:00,563 INFO L226 Difference]: Without dead ends: 66 [2018-04-11 17:00:00,563 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=50, Unknown=4, NotChecked=0, Total=72 [2018-04-11 17:00:00,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-04-11 17:00:00,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2018-04-11 17:00:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-04-11 17:00:00,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 74 transitions. [2018-04-11 17:00:00,565 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 74 transitions. Word has length 37 [2018-04-11 17:00:00,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:00,566 INFO L459 AbstractCegarLoop]: Abstraction has 66 states and 74 transitions. [2018-04-11 17:00:00,566 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 17:00:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2018-04-11 17:00:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-11 17:00:00,566 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:00,567 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:00,567 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:00,567 INFO L82 PathProgramCache]: Analyzing trace with hash -544428488, now seen corresponding path program 1 times [2018-04-11 17:00:00,567 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:00,567 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:00,568 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,568 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,576 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:00,607 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 17:00:00,607 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:00,607 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:00,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,619 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 17:00:00,637 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:00:00,637 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-04-11 17:00:00,637 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 17:00:00,637 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 17:00:00,637 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-04-11 17:00:00,637 INFO L87 Difference]: Start difference. First operand 66 states and 74 transitions. Second operand 7 states. [2018-04-11 17:00:00,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:00,683 INFO L93 Difference]: Finished difference Result 106 states and 120 transitions. [2018-04-11 17:00:00,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 17:00:00,683 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2018-04-11 17:00:00,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:00,684 INFO L225 Difference]: With dead ends: 106 [2018-04-11 17:00:00,684 INFO L226 Difference]: Without dead ends: 106 [2018-04-11 17:00:00,684 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-04-11 17:00:00,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-04-11 17:00:00,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 69. [2018-04-11 17:00:00,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2018-04-11 17:00:00,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 77 transitions. [2018-04-11 17:00:00,687 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 77 transitions. Word has length 38 [2018-04-11 17:00:00,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:00,688 INFO L459 AbstractCegarLoop]: Abstraction has 69 states and 77 transitions. [2018-04-11 17:00:00,688 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 17:00:00,688 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2018-04-11 17:00:00,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-04-11 17:00:00,688 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:00,689 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:00,689 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:00,689 INFO L82 PathProgramCache]: Analyzing trace with hash 515494553, now seen corresponding path program 1 times [2018-04-11 17:00:00,689 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:00,689 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:00,690 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,690 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,697 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:00,723 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 17:00:00,723 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 17:00:00,723 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-04-11 17:00:00,723 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 17:00:00,723 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 17:00:00,723 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 17:00:00,724 INFO L87 Difference]: Start difference. First operand 69 states and 77 transitions. Second operand 6 states. [2018-04-11 17:00:00,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:00,746 INFO L93 Difference]: Finished difference Result 90 states and 99 transitions. [2018-04-11 17:00:00,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 17:00:00,746 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2018-04-11 17:00:00,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:00,747 INFO L225 Difference]: With dead ends: 90 [2018-04-11 17:00:00,747 INFO L226 Difference]: Without dead ends: 90 [2018-04-11 17:00:00,747 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-11 17:00:00,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-04-11 17:00:00,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 66. [2018-04-11 17:00:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-04-11 17:00:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 72 transitions. [2018-04-11 17:00:00,750 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 72 transitions. Word has length 39 [2018-04-11 17:00:00,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:00,750 INFO L459 AbstractCegarLoop]: Abstraction has 66 states and 72 transitions. [2018-04-11 17:00:00,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 17:00:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2018-04-11 17:00:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-11 17:00:00,751 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:00,751 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:00,751 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:00,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1795846426, now seen corresponding path program 1 times [2018-04-11 17:00:00,752 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:00,752 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:00,753 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,753 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,765 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:00,770 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:00:00,771 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:00,771 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:00,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:00,802 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:00,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 17:00:00,816 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:00,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 17:00:00,835 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:00,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 17:00:00,856 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:00,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2018-04-11 17:00:00,858 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:00,876 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 17:00:00,877 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 17:00:01,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,018 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 56 [2018-04-11 17:00:01,019 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:01,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,061 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 44 [2018-04-11 17:00:01,062 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:01,097 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 46 [2018-04-11 17:00:01,099 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:01,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 44 [2018-04-11 17:00:01,142 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:01,166 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 17:00:01,167 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:85, output treesize:75 [2018-04-11 17:00:01,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,365 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 92 [2018-04-11 17:00:01,367 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:01,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 70 [2018-04-11 17:00:01,495 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:01,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 67 [2018-04-11 17:00:01,618 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:01,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,792 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 64 [2018-04-11 17:00:01,794 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:01,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,874 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,876 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 88 [2018-04-11 17:00:01,878 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:01,973 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,974 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,974 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:01,976 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-11 17:00:01,977 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:02,052 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:02,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:02,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:02,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2018-04-11 17:00:02,055 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:02,164 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:02,178 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:02,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:02,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 77 [2018-04-11 17:00:02,181 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:02,255 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 16 dim-0 vars, and 4 xjuncts. [2018-04-11 17:00:02,255 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 24 variables, input treesize:253, output treesize:205 [2018-04-11 17:00:14,195 WARN L151 SmtUtils]: Spent 11898ms on a formula simplification. DAG size of input: 98 DAG size of output 78 [2018-04-11 17:00:14,212 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 17:00:14,212 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:00:14,212 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-11 17:00:14,213 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-11 17:00:14,213 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-11 17:00:14,213 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=199, Unknown=4, NotChecked=0, Total=240 [2018-04-11 17:00:14,213 INFO L87 Difference]: Start difference. First operand 66 states and 72 transitions. Second operand 16 states. [2018-04-11 17:00:43,135 WARN L151 SmtUtils]: Spent 17387ms on a formula simplification. DAG size of input: 96 DAG size of output 94 [2018-04-11 17:00:43,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:43,231 INFO L93 Difference]: Finished difference Result 93 states and 101 transitions. [2018-04-11 17:00:43,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 17:00:43,232 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 44 [2018-04-11 17:00:43,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:43,232 INFO L225 Difference]: With dead ends: 93 [2018-04-11 17:00:43,232 INFO L226 Difference]: Without dead ends: 93 [2018-04-11 17:00:43,232 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 29.9s TimeCoverageRelationStatistics Valid=115, Invalid=636, Unknown=5, NotChecked=0, Total=756 [2018-04-11 17:00:43,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-04-11 17:00:43,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 70. [2018-04-11 17:00:43,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-04-11 17:00:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 78 transitions. [2018-04-11 17:00:43,236 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 78 transitions. Word has length 44 [2018-04-11 17:00:43,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:43,236 INFO L459 AbstractCegarLoop]: Abstraction has 70 states and 78 transitions. [2018-04-11 17:00:43,236 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-11 17:00:43,236 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2018-04-11 17:00:43,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-11 17:00:43,237 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:43,237 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:43,237 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:43,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1076958221, now seen corresponding path program 1 times [2018-04-11 17:00:43,237 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:43,237 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:43,238 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:43,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:43,238 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:43,243 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:43,306 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 17:00:43,306 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 17:00:43,306 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 17:00:43,306 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 17:00:43,306 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 17:00:43,307 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-11 17:00:43,307 INFO L87 Difference]: Start difference. First operand 70 states and 78 transitions. Second operand 6 states. [2018-04-11 17:00:43,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:43,374 INFO L93 Difference]: Finished difference Result 73 states and 80 transitions. [2018-04-11 17:00:43,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 17:00:43,374 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 45 [2018-04-11 17:00:43,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:43,375 INFO L225 Difference]: With dead ends: 73 [2018-04-11 17:00:43,375 INFO L226 Difference]: Without dead ends: 73 [2018-04-11 17:00:43,375 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-11 17:00:43,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2018-04-11 17:00:43,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 70. [2018-04-11 17:00:43,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-04-11 17:00:43,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 77 transitions. [2018-04-11 17:00:43,376 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 77 transitions. Word has length 45 [2018-04-11 17:00:43,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:43,377 INFO L459 AbstractCegarLoop]: Abstraction has 70 states and 77 transitions. [2018-04-11 17:00:43,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 17:00:43,377 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2018-04-11 17:00:43,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-11 17:00:43,377 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:43,377 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:43,377 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:43,377 INFO L82 PathProgramCache]: Analyzing trace with hash -974033432, now seen corresponding path program 1 times [2018-04-11 17:00:43,377 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:43,378 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:43,378 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:43,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:43,378 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:43,389 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-11 17:00:43,573 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:43,574 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:43,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:43,594 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:43,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 17:00:43,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:00:43,669 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:43,670 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:43,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:43,674 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:25 [2018-04-11 17:00:43,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-11 17:00:43,721 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 17:00:43,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-11 17:00:43,721 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:43,723 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:43,725 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:43,725 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:3 [2018-04-11 17:00:43,731 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 17:00:43,731 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:00:43,731 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15] total 20 [2018-04-11 17:00:43,732 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 17:00:43,732 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 17:00:43,732 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=347, Unknown=0, NotChecked=0, Total=420 [2018-04-11 17:00:43,732 INFO L87 Difference]: Start difference. First operand 70 states and 77 transitions. Second operand 21 states. [2018-04-11 17:00:43,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:43,861 INFO L93 Difference]: Finished difference Result 105 states and 112 transitions. [2018-04-11 17:00:43,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 17:00:43,861 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 46 [2018-04-11 17:00:43,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:43,861 INFO L225 Difference]: With dead ends: 105 [2018-04-11 17:00:43,861 INFO L226 Difference]: Without dead ends: 105 [2018-04-11 17:00:43,862 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 37 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=680, Unknown=0, NotChecked=0, Total=812 [2018-04-11 17:00:43,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-04-11 17:00:43,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 92. [2018-04-11 17:00:43,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-04-11 17:00:43,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 103 transitions. [2018-04-11 17:00:43,865 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 103 transitions. Word has length 46 [2018-04-11 17:00:43,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:43,865 INFO L459 AbstractCegarLoop]: Abstraction has 92 states and 103 transitions. [2018-04-11 17:00:43,865 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 17:00:43,866 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 103 transitions. [2018-04-11 17:00:43,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-11 17:00:43,866 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:43,866 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:43,866 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, 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__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, 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__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:43,867 INFO L82 PathProgramCache]: Analyzing trace with hash -130265140, now seen corresponding path program 1 times [2018-04-11 17:00:43,867 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:43,867 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:43,868 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:43,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:43,868 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:43,880 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 17:00:44,080 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:44,080 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:44,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:44,100 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:44,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 17:00:44,177 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,178 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,178 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 17:00:44,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 17:00:44,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:00:44,214 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,215 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,221 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,221 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:27 [2018-04-11 17:00:44,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-04-11 17:00:44,239 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,239 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,239 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:13, output treesize:3 [2018-04-11 17:00:44,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-11 17:00:44,251 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 17:00:44,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 17:00:44,252 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,253 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,256 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:5 [2018-04-11 17:00:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-11 17:00:44,258 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:00:44,258 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 22 [2018-04-11 17:00:44,259 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 17:00:44,259 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 17:00:44,259 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=432, Unknown=0, NotChecked=0, Total=506 [2018-04-11 17:00:44,259 INFO L87 Difference]: Start difference. First operand 92 states and 103 transitions. Second operand 23 states. [2018-04-11 17:00:44,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:44,486 INFO L93 Difference]: Finished difference Result 98 states and 109 transitions. [2018-04-11 17:00:44,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 17:00:44,486 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 47 [2018-04-11 17:00:44,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:44,487 INFO L225 Difference]: With dead ends: 98 [2018-04-11 17:00:44,487 INFO L226 Difference]: Without dead ends: 98 [2018-04-11 17:00:44,487 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 38 SyntacticMatches, 3 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=117, Invalid=695, Unknown=0, NotChecked=0, Total=812 [2018-04-11 17:00:44,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-04-11 17:00:44,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 94. [2018-04-11 17:00:44,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-04-11 17:00:44,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 105 transitions. [2018-04-11 17:00:44,489 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 105 transitions. Word has length 47 [2018-04-11 17:00:44,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:44,489 INFO L459 AbstractCegarLoop]: Abstraction has 94 states and 105 transitions. [2018-04-11 17:00:44,489 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 17:00:44,489 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 105 transitions. [2018-04-11 17:00:44,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-11 17:00:44,489 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:44,489 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:44,489 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:44,490 INFO L82 PathProgramCache]: Analyzing trace with hash 588646427, now seen corresponding path program 1 times [2018-04-11 17:00:44,490 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:44,490 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:44,490 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:44,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:44,490 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:44,495 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:44,566 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 17:00:44,566 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:44,566 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:44,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:44,576 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 17:00:44,586 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:00:44,586 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-04-11 17:00:44,586 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 17:00:44,586 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 17:00:44,587 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 17:00:44,587 INFO L87 Difference]: Start difference. First operand 94 states and 105 transitions. Second operand 6 states. [2018-04-11 17:00:44,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:44,612 INFO L93 Difference]: Finished difference Result 92 states and 101 transitions. [2018-04-11 17:00:44,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 17:00:44,612 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2018-04-11 17:00:44,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:44,613 INFO L225 Difference]: With dead ends: 92 [2018-04-11 17:00:44,613 INFO L226 Difference]: Without dead ends: 92 [2018-04-11 17:00:44,613 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-04-11 17:00:44,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-04-11 17:00:44,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2018-04-11 17:00:44,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-04-11 17:00:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 101 transitions. [2018-04-11 17:00:44,615 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 101 transitions. Word has length 50 [2018-04-11 17:00:44,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:44,615 INFO L459 AbstractCegarLoop]: Abstraction has 92 states and 101 transitions. [2018-04-11 17:00:44,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 17:00:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 101 transitions. [2018-04-11 17:00:44,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-11 17:00:44,615 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:44,615 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:44,616 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:44,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1006623327, now seen corresponding path program 1 times [2018-04-11 17:00:44,616 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:44,616 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:44,616 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:44,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:44,617 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:44,622 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:44,645 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-04-11 17:00:44,645 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:44,645 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:44,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:44,657 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:44,681 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-04-11 17:00:44,681 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:00:44,681 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-04-11 17:00:44,681 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 17:00:44,682 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 17:00:44,682 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2018-04-11 17:00:44,682 INFO L87 Difference]: Start difference. First operand 92 states and 101 transitions. Second operand 9 states. [2018-04-11 17:00:44,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:44,708 INFO L93 Difference]: Finished difference Result 134 states and 143 transitions. [2018-04-11 17:00:44,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 17:00:44,708 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2018-04-11 17:00:44,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:44,709 INFO L225 Difference]: With dead ends: 134 [2018-04-11 17:00:44,709 INFO L226 Difference]: Without dead ends: 134 [2018-04-11 17:00:44,709 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2018-04-11 17:00:44,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-04-11 17:00:44,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 95. [2018-04-11 17:00:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-04-11 17:00:44,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 104 transitions. [2018-04-11 17:00:44,712 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 104 transitions. Word has length 52 [2018-04-11 17:00:44,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:44,712 INFO L459 AbstractCegarLoop]: Abstraction has 95 states and 104 transitions. [2018-04-11 17:00:44,712 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 17:00:44,712 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 104 transitions. [2018-04-11 17:00:44,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-11 17:00:44,713 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:44,713 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:44,713 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:44,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1312052608, now seen corresponding path program 1 times [2018-04-11 17:00:44,713 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:44,713 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:44,713 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:44,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:44,714 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:44,722 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 17:00:44,747 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:44,748 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:44,748 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:44,757 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:44,766 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-04-11 17:00:44,766 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:00:44,766 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2018-04-11 17:00:44,766 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 17:00:44,766 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 17:00:44,766 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 17:00:44,766 INFO L87 Difference]: Start difference. First operand 95 states and 104 transitions. Second operand 7 states. [2018-04-11 17:00:44,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:00:44,810 INFO L93 Difference]: Finished difference Result 98 states and 103 transitions. [2018-04-11 17:00:44,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 17:00:44,812 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-04-11 17:00:44,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:00:44,813 INFO L225 Difference]: With dead ends: 98 [2018-04-11 17:00:44,813 INFO L226 Difference]: Without dead ends: 98 [2018-04-11 17:00:44,813 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-04-11 17:00:44,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-04-11 17:00:44,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 92. [2018-04-11 17:00:44,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-04-11 17:00:44,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 97 transitions. [2018-04-11 17:00:44,816 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 97 transitions. Word has length 53 [2018-04-11 17:00:44,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:00:44,816 INFO L459 AbstractCegarLoop]: Abstraction has 92 states and 97 transitions. [2018-04-11 17:00:44,816 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 17:00:44,816 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 97 transitions. [2018-04-11 17:00:44,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-04-11 17:00:44,817 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:00:44,817 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:00:44,817 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:00:44,817 INFO L82 PathProgramCache]: Analyzing trace with hash 2018923856, now seen corresponding path program 1 times [2018-04-11 17:00:44,817 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:00:44,817 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:00:44,818 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:44,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:44,818 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:00:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:44,832 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:00:44,863 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:00:44,863 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:00:44,863 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:00:44,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:00:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:00:44,882 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:00:44,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 17:00:44,884 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,886 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,886 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 17:00:44,930 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:44,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:44,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 17:00:44,932 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,935 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,935 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 17:00:44,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 17:00:44,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:00:44,989 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,991 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:00:44,999 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 17:00:44,999 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:35, output treesize:28 [2018-04-11 17:00:45,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-11 17:00:45,026 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:45,033 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-11 17:00:45,033 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:31, output treesize:26 [2018-04-11 17:00:49,052 WARN L148 SmtUtils]: Spent 2004ms on a formula simplification that was a NOOP. DAG size: 20 [2018-04-11 17:00:49,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-11 17:00:49,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 21 [2018-04-11 17:00:49,089 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 17:00:49,091 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 17:00:49,100 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 17:00:49,100 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:63 [2018-04-11 17:00:49,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:49,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 40 [2018-04-11 17:00:49,143 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 17:00:49,173 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:00:49,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2018-04-11 17:00:49,174 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:00:49,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-11 17:00:49,194 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:71, output treesize:96 [2018-04-11 17:00:49,349 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 17:00:49,349 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:00:49,349 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-11 17:00:49,349 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-11 17:00:49,350 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-11 17:00:49,350 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=300, Unknown=1, NotChecked=0, Total=342 [2018-04-11 17:00:49,350 INFO L87 Difference]: Start difference. First operand 92 states and 97 transitions. Second operand 19 states. [2018-04-11 17:01:06,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:01:06,468 INFO L93 Difference]: Finished difference Result 105 states and 110 transitions. [2018-04-11 17:01:06,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 17:01:06,468 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 54 [2018-04-11 17:01:06,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:01:06,469 INFO L225 Difference]: With dead ends: 105 [2018-04-11 17:01:06,469 INFO L226 Difference]: Without dead ends: 105 [2018-04-11 17:01:06,469 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=79, Invalid=570, Unknown=1, NotChecked=0, Total=650 [2018-04-11 17:01:06,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-04-11 17:01:06,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 100. [2018-04-11 17:01:06,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-04-11 17:01:06,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 105 transitions. [2018-04-11 17:01:06,472 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 105 transitions. Word has length 54 [2018-04-11 17:01:06,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:01:06,472 INFO L459 AbstractCegarLoop]: Abstraction has 100 states and 105 transitions. [2018-04-11 17:01:06,472 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-11 17:01:06,472 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 105 transitions. [2018-04-11 17:01:06,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-11 17:01:06,473 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:01:06,473 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:01:06,473 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:01:06,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1227188458, now seen corresponding path program 2 times [2018-04-11 17:01:06,473 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:01:06,473 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:01:06,473 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:06,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:01:06,474 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:01:06,487 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:01:06,490 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:01:06,490 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:01:06,490 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:01:06,491 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 17:01:06,514 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 17:01:06,514 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 17:01:06,516 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:01:06,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 17:01:06,524 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:06,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-11 17:01:06,539 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:06,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-11 17:01:06,575 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:06,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2018-04-11 17:01:06,577 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:06,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 17:01:06,596 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:46 [2018-04-11 17:01:06,765 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:06,766 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:06,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 50 [2018-04-11 17:01:06,767 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:06,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:06,794 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:06,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-11 17:01:06,795 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:06,813 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:06,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 38 [2018-04-11 17:01:06,814 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:06,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:06,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:06,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 17:01:06,832 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:06,846 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-11 17:01:06,846 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:73, output treesize:55 [2018-04-11 17:01:07,025 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,027 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,030 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 87 [2018-04-11 17:01:07,040 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 17:01:07,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,189 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2018-04-11 17:01:07,190 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:07,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 17:01:07,203 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:07,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 89 [2018-04-11 17:01:07,331 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 17:01:07,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,464 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 17:01:07,465 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:07,467 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,476 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 17:01:07,477 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:07,587 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 65 [2018-04-11 17:01:07,596 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 17:01:07,759 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,760 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 17:01:07,761 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:07,765 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2018-04-11 17:01:07,769 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:07,879 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:07,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 87 [2018-04-11 17:01:07,895 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-11 17:01:08,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 60 [2018-04-11 17:01:08,038 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:08,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-11 17:01:08,041 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:08,187 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 17:01:08,188 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 17:01:08,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,449 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 59 [2018-04-11 17:01:08,450 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:08,525 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,531 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,539 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 87 [2018-04-11 17:01:08,546 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 17:01:08,664 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,665 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 56 [2018-04-11 17:01:08,666 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:08,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2018-04-11 17:01:08,670 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:08,764 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,765 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 61 [2018-04-11 17:01:08,766 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:08,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 55 [2018-04-11 17:01:08,854 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-11 17:01:08,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:08,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 77 [2018-04-11 17:01:08,962 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-11 17:01:09,107 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:09,108 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:09,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 59 [2018-04-11 17:01:09,109 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:09,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:09,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:09,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:09,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 79 [2018-04-11 17:01:09,231 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 17:01:09,368 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: 24 dim-0 vars, and 8 xjuncts. [2018-04-11 17:01:09,368 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:233, output treesize:333 [2018-04-11 17:01:09,494 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 34 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-04-11 17:01:09,495 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:01:09,495 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-11 17:01:09,495 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-11 17:01:09,495 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-11 17:01:09,495 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=228, Unknown=5, NotChecked=0, Total=272 [2018-04-11 17:01:09,495 INFO L87 Difference]: Start difference. First operand 100 states and 105 transitions. Second operand 17 states. [2018-04-11 17:01:20,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:01:20,447 INFO L93 Difference]: Finished difference Result 146 states and 157 transitions. [2018-04-11 17:01:20,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 17:01:20,447 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 57 [2018-04-11 17:01:20,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:01:20,448 INFO L225 Difference]: With dead ends: 146 [2018-04-11 17:01:20,448 INFO L226 Difference]: Without dead ends: 146 [2018-04-11 17:01:20,449 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 38 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=119, Invalid=800, Unknown=11, NotChecked=0, Total=930 [2018-04-11 17:01:20,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-04-11 17:01:20,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 104. [2018-04-11 17:01:20,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-04-11 17:01:20,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 111 transitions. [2018-04-11 17:01:20,451 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 111 transitions. Word has length 57 [2018-04-11 17:01:20,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:01:20,451 INFO L459 AbstractCegarLoop]: Abstraction has 104 states and 111 transitions. [2018-04-11 17:01:20,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-11 17:01:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2018-04-11 17:01:20,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-11 17:01:20,451 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:01:20,451 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:01:20,451 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:01:20,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1582302436, now seen corresponding path program 2 times [2018-04-11 17:01:20,451 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:01:20,452 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:01:20,452 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:20,452 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 17:01:20,452 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:01:20,463 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:01:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-04-11 17:01:20,682 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:01:20,683 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:01:20,683 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 17:01:20,703 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 17:01:20,703 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 17:01:20,706 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:01:20,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 17:01:20,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:01:20,779 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:20,780 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:20,785 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:20,785 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2018-04-11 17:01:20,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 17:01:20,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 17:01:20,924 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:20,925 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:20,926 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:20,926 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3 [2018-04-11 17:01:20,943 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-04-11 17:01:20,944 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:01:20,944 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14] total 21 [2018-04-11 17:01:20,944 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-11 17:01:20,944 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-11 17:01:20,944 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=402, Unknown=0, NotChecked=0, Total=462 [2018-04-11 17:01:20,945 INFO L87 Difference]: Start difference. First operand 104 states and 111 transitions. Second operand 22 states. [2018-04-11 17:01:21,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:01:21,602 INFO L93 Difference]: Finished difference Result 144 states and 152 transitions. [2018-04-11 17:01:21,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-11 17:01:21,602 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 59 [2018-04-11 17:01:21,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:01:21,603 INFO L225 Difference]: With dead ends: 144 [2018-04-11 17:01:21,603 INFO L226 Difference]: Without dead ends: 144 [2018-04-11 17:01:21,603 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 58 SyntacticMatches, 4 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=374, Invalid=1978, Unknown=0, NotChecked=0, Total=2352 [2018-04-11 17:01:21,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-04-11 17:01:21,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 105. [2018-04-11 17:01:21,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-04-11 17:01:21,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 112 transitions. [2018-04-11 17:01:21,605 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 112 transitions. Word has length 59 [2018-04-11 17:01:21,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:01:21,605 INFO L459 AbstractCegarLoop]: Abstraction has 105 states and 112 transitions. [2018-04-11 17:01:21,605 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-11 17:01:21,605 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2018-04-11 17:01:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-04-11 17:01:21,605 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:01:21,606 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:01:21,606 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:01:21,606 INFO L82 PathProgramCache]: Analyzing trace with hash 266702631, now seen corresponding path program 1 times [2018-04-11 17:01:21,606 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:01:21,606 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:01:21,606 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:21,607 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 17:01:21,607 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:01:21,618 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:01:21,623 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:01:21,623 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:01:21,623 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:01:21,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:01:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:01:21,645 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:01:21,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2018-04-11 17:01:21,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:01:21,766 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:21,775 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:21,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2018-04-11 17:01:21,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:01:21,779 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:21,787 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:21,811 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-11 17:01:21,811 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:105, output treesize:107 [2018-04-11 17:01:21,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 30 [2018-04-11 17:01:21,888 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:21,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 30 [2018-04-11 17:01:21,914 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:21,932 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-11 17:01:21,932 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:79, output treesize:61 [2018-04-11 17:01:27,977 WARN L151 SmtUtils]: Spent 4027ms on a formula simplification. DAG size of input: 39 DAG size of output 22 [2018-04-11 17:01:28,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2018-04-11 17:01:28,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 34 [2018-04-11 17:01:28,037 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 17:01:28,059 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 17:01:28,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2018-04-11 17:01:28,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 34 [2018-04-11 17:01:28,100 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 17:01:28,118 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 17:01:28,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 4 xjuncts. [2018-04-11 17:01:28,162 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:143, output treesize:201 [2018-04-11 17:01:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-04-11 17:01:30,672 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:01:30,672 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-11 17:01:30,672 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 17:01:30,672 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 17:01:30,672 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=243, Unknown=25, NotChecked=0, Total=306 [2018-04-11 17:01:30,672 INFO L87 Difference]: Start difference. First operand 105 states and 112 transitions. Second operand 18 states. [2018-04-11 17:01:49,985 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 94 DAG size of output 59 [2018-04-11 17:01:52,392 WARN L151 SmtUtils]: Spent 204ms on a formula simplification. DAG size of input: 120 DAG size of output 79 [2018-04-11 17:01:58,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:01:58,623 INFO L93 Difference]: Finished difference Result 109 states and 115 transitions. [2018-04-11 17:01:58,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 17:01:58,623 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 58 [2018-04-11 17:01:58,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:01:58,624 INFO L225 Difference]: With dead ends: 109 [2018-04-11 17:01:58,624 INFO L226 Difference]: Without dead ends: 88 [2018-04-11 17:01:58,624 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 39 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=61, Invalid=413, Unknown=32, NotChecked=0, Total=506 [2018-04-11 17:01:58,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-04-11 17:01:58,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2018-04-11 17:01:58,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-04-11 17:01:58,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 94 transitions. [2018-04-11 17:01:58,626 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 94 transitions. Word has length 58 [2018-04-11 17:01:58,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:01:58,626 INFO L459 AbstractCegarLoop]: Abstraction has 88 states and 94 transitions. [2018-04-11 17:01:58,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 17:01:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 94 transitions. [2018-04-11 17:01:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-04-11 17:01:58,627 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:01:58,627 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:01:58,627 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:01:58,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1806735440, now seen corresponding path program 2 times [2018-04-11 17:01:58,627 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:01:58,627 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:01:58,628 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:58,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:01:58,628 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:01:58,640 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:01:58,830 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 14 proven. 24 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-11 17:01:58,831 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:01:58,831 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:01:58,831 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 17:01:58,850 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 17:01:58,850 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 17:01:58,853 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:01:58,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 17:01:58,900 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:58,901 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:58,901 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 17:01:58,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 17:01:58,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:01:58,941 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:58,943 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:58,947 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:58,947 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20 [2018-04-11 17:01:58,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-04-11 17:01:58,979 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,016 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,016 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:13, output treesize:3 [2018-04-11 17:01:59,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-11 17:01:59,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-11 17:01:59,033 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,034 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,035 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,035 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:5 [2018-04-11 17:01:59,038 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 27 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-04-11 17:01:59,038 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:01:59,038 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 23 [2018-04-11 17:01:59,039 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-11 17:01:59,039 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-11 17:01:59,039 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=491, Unknown=0, NotChecked=0, Total=552 [2018-04-11 17:01:59,039 INFO L87 Difference]: Start difference. First operand 88 states and 94 transitions. Second operand 24 states. [2018-04-11 17:01:59,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:01:59,590 INFO L93 Difference]: Finished difference Result 106 states and 112 transitions. [2018-04-11 17:01:59,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 17:01:59,591 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 60 [2018-04-11 17:01:59,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:01:59,592 INFO L225 Difference]: With dead ends: 106 [2018-04-11 17:01:59,592 INFO L226 Difference]: Without dead ends: 106 [2018-04-11 17:01:59,593 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 60 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 475 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=2247, Unknown=0, NotChecked=0, Total=2550 [2018-04-11 17:01:59,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-04-11 17:01:59,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 89. [2018-04-11 17:01:59,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2018-04-11 17:01:59,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 95 transitions. [2018-04-11 17:01:59,595 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 95 transitions. Word has length 60 [2018-04-11 17:01:59,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:01:59,595 INFO L459 AbstractCegarLoop]: Abstraction has 89 states and 95 transitions. [2018-04-11 17:01:59,595 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-11 17:01:59,595 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 95 transitions. [2018-04-11 17:01:59,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-11 17:01:59,595 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:01:59,595 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:01:59,596 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:01:59,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1644768004, now seen corresponding path program 2 times [2018-04-11 17:01:59,596 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:01:59,596 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:01:59,596 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:59,596 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 17:01:59,596 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:01:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:01:59,607 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:01:59,672 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:01:59,672 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:01:59,673 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:01:59,673 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 17:01:59,693 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 17:01:59,693 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 17:01:59,697 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:01:59,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-11 17:01:59,722 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,724 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,725 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:7 [2018-04-11 17:01:59,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 17:01:59,750 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 17:01:59,760 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,766 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 17:01:59,766 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:30 [2018-04-11 17:01:59,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 17:01:59,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:01:59,808 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,809 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,812 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,812 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20 [2018-04-11 17:01:59,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-04-11 17:01:59,835 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,836 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,836 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:13, output treesize:3 [2018-04-11 17:01:59,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:59,863 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:59,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-04-11 17:01:59,863 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-04-11 17:01:59,870 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 17:01:59,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-11 17:01:59,870 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,872 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,874 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,875 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:36, output treesize:13 [2018-04-11 17:01:59,887 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:01:59,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-11 17:01:59,888 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:01:59,892 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 17:01:59,892 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:19, output treesize:14 [2018-04-11 17:01:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 31 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-04-11 17:01:59,940 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:01:59,940 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-11 17:01:59,940 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 17:01:59,941 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 17:01:59,941 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2018-04-11 17:01:59,941 INFO L87 Difference]: Start difference. First operand 89 states and 95 transitions. Second operand 21 states. [2018-04-11 17:02:00,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:02:00,312 INFO L93 Difference]: Finished difference Result 130 states and 138 transitions. [2018-04-11 17:02:00,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 17:02:00,312 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 66 [2018-04-11 17:02:00,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:02:00,313 INFO L225 Difference]: With dead ends: 130 [2018-04-11 17:02:00,313 INFO L226 Difference]: Without dead ends: 130 [2018-04-11 17:02:00,313 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=813, Unknown=0, NotChecked=0, Total=930 [2018-04-11 17:02:00,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-04-11 17:02:00,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 105. [2018-04-11 17:02:00,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-04-11 17:02:00,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 113 transitions. [2018-04-11 17:02:00,315 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 113 transitions. Word has length 66 [2018-04-11 17:02:00,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:02:00,316 INFO L459 AbstractCegarLoop]: Abstraction has 105 states and 113 transitions. [2018-04-11 17:02:00,316 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 17:02:00,316 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 113 transitions. [2018-04-11 17:02:00,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-11 17:02:00,316 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:02:00,317 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:02:00,317 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, 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__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:02:00,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1644768005, now seen corresponding path program 1 times [2018-04-11 17:02:00,317 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:02:00,317 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:02:00,318 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:00,318 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 17:02:00,318 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:00,327 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:02:00,386 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-11 17:02:00,386 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:02:00,386 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:02:00,387 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:02:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:00,400 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:02:00,638 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-04-11 17:02:00,638 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:02:00,638 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 12 [2018-04-11 17:02:00,639 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 17:02:00,639 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 17:02:00,639 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2018-04-11 17:02:00,639 INFO L87 Difference]: Start difference. First operand 105 states and 113 transitions. Second operand 13 states. [2018-04-11 17:02:00,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:02:00,893 INFO L93 Difference]: Finished difference Result 115 states and 123 transitions. [2018-04-11 17:02:00,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-11 17:02:00,893 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 66 [2018-04-11 17:02:00,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:02:00,894 INFO L225 Difference]: With dead ends: 115 [2018-04-11 17:02:00,894 INFO L226 Difference]: Without dead ends: 115 [2018-04-11 17:02:00,894 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2018-04-11 17:02:00,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-04-11 17:02:00,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 104. [2018-04-11 17:02:00,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-04-11 17:02:00,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 111 transitions. [2018-04-11 17:02:00,897 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 111 transitions. Word has length 66 [2018-04-11 17:02:00,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:02:00,897 INFO L459 AbstractCegarLoop]: Abstraction has 104 states and 111 transitions. [2018-04-11 17:02:00,897 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 17:02:00,897 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2018-04-11 17:02:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-11 17:02:00,898 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:02:00,898 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:02:00,898 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:02:00,898 INFO L82 PathProgramCache]: Analyzing trace with hash -551799312, now seen corresponding path program 1 times [2018-04-11 17:02:00,898 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:02:00,898 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:02:00,899 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:00,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:02:00,899 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:00,913 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:02:00,921 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:02:00,921 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:02:00,921 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:02:00,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:02:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:00,962 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:02:01,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 17:02:01,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:02:01,019 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:01,021 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:01,027 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:01,027 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:25 [2018-04-11 17:02:01,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2018-04-11 17:02:01,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 35 [2018-04-11 17:02:01,138 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 17:02:01,145 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 17:02:01,155 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 17:02:01,155 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:45, output treesize:45 [2018-04-11 17:02:01,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-11 17:02:01,355 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 17:02:01,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-11 17:02:01,356 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:01,358 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:01,364 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:01,364 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:49, output treesize:3 [2018-04-11 17:02:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 12 proven. 32 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-04-11 17:02:01,388 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:02:01,388 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-11 17:02:01,389 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 17:02:01,389 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 17:02:01,389 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2018-04-11 17:02:01,389 INFO L87 Difference]: Start difference. First operand 104 states and 111 transitions. Second operand 20 states. [2018-04-11 17:02:02,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:02:02,320 INFO L93 Difference]: Finished difference Result 126 states and 133 transitions. [2018-04-11 17:02:02,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-11 17:02:02,320 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 67 [2018-04-11 17:02:02,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:02:02,320 INFO L225 Difference]: With dead ends: 126 [2018-04-11 17:02:02,320 INFO L226 Difference]: Without dead ends: 126 [2018-04-11 17:02:02,321 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=153, Invalid=777, Unknown=0, NotChecked=0, Total=930 [2018-04-11 17:02:02,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-04-11 17:02:02,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 112. [2018-04-11 17:02:02,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-04-11 17:02:02,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 122 transitions. [2018-04-11 17:02:02,323 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 122 transitions. Word has length 67 [2018-04-11 17:02:02,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:02:02,323 INFO L459 AbstractCegarLoop]: Abstraction has 112 states and 122 transitions. [2018-04-11 17:02:02,323 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 17:02:02,323 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 122 transitions. [2018-04-11 17:02:02,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-11 17:02:02,323 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:02:02,323 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:02:02,323 INFO L408 AbstractCegarLoop]: === Iteration 31 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:02:02,323 INFO L82 PathProgramCache]: Analyzing trace with hash 74090692, now seen corresponding path program 1 times [2018-04-11 17:02:02,324 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:02:02,324 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:02:02,324 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:02,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:02:02,324 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:02,334 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:02:02,337 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:02:02,337 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:02:02,338 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:02:02,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:02:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:02,363 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:02:02,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 17:02:02,382 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,383 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,383 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 17:02:02,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 17:02:02,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:02:02,438 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,439 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,445 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,445 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:20 [2018-04-11 17:02:02,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-04-11 17:02:02,470 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,472 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:13, output treesize:3 [2018-04-11 17:02:02,515 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:02,515 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:02,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 33 [2018-04-11 17:02:02,516 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,522 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,522 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:29 [2018-04-11 17:02:02,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 26 [2018-04-11 17:02:02,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:02,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 37 [2018-04-11 17:02:02,562 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,567 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,574 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,574 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:44, output treesize:45 [2018-04-11 17:02:02,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 12 [2018-04-11 17:02:02,615 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,618 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 17:02:02,618 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:34, output treesize:16 [2018-04-11 17:02:02,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:02,728 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 17:02:02,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:02,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 66 [2018-04-11 17:02:02,729 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,735 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:02,735 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:29 [2018-04-11 17:02:02,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 22 [2018-04-11 17:02:02,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:02,785 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 17:02:02,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:02,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 26 [2018-04-11 17:02:02,787 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 17:02:02,791 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 17:02:02,794 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 17:02:02,795 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:36, output treesize:11 [2018-04-11 17:02:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 14 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-04-11 17:02:02,818 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:02:02,818 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-11 17:02:02,818 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-11 17:02:02,819 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-11 17:02:02,819 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2018-04-11 17:02:02,819 INFO L87 Difference]: Start difference. First operand 112 states and 122 transitions. Second operand 27 states. [2018-04-11 17:02:03,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:02:03,312 INFO L93 Difference]: Finished difference Result 122 states and 132 transitions. [2018-04-11 17:02:03,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-04-11 17:02:03,312 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 68 [2018-04-11 17:02:03,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:02:03,313 INFO L225 Difference]: With dead ends: 122 [2018-04-11 17:02:03,313 INFO L226 Difference]: Without dead ends: 122 [2018-04-11 17:02:03,314 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=144, Invalid=1262, Unknown=0, NotChecked=0, Total=1406 [2018-04-11 17:02:03,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-04-11 17:02:03,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 118. [2018-04-11 17:02:03,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-04-11 17:02:03,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 128 transitions. [2018-04-11 17:02:03,317 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 128 transitions. Word has length 68 [2018-04-11 17:02:03,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:02:03,317 INFO L459 AbstractCegarLoop]: Abstraction has 118 states and 128 transitions. [2018-04-11 17:02:03,317 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-11 17:02:03,317 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 128 transitions. [2018-04-11 17:02:03,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-04-11 17:02:03,317 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:02:03,317 INFO L355 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:02:03,317 INFO L408 AbstractCegarLoop]: === Iteration 32 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:02:03,317 INFO L82 PathProgramCache]: Analyzing trace with hash -2122249574, now seen corresponding path program 3 times [2018-04-11 17:02:03,318 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:02:03,318 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:02:03,318 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:03,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-11 17:02:03,318 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:03,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:03,329 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:02:03,337 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:02:03,337 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:02:03,337 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:02:03,338 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 17:02:03,378 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-04-11 17:02:03,378 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 17:02:03,382 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:02:03,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 17:02:03,395 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:03,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-04-11 17:02:03,411 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:03,433 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 17:02:03,433 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:36 [2018-04-11 17:02:03,525 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (mod |c___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#in~size| 4294967296))) (or (and (<= .cse0 2147483647) (exists ((|__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| Int)) (= (store |c_old(#length)| |__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| (mod |c___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#in~size| 4294967296)) |c_#length|))) (and (< 2147483647 .cse0) (exists ((v_prenex_122 Int)) (= (store |c_old(#length)| v_prenex_122 (+ (mod |c___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#in~size| 4294967296) (- 4294967296))) |c_#length|))))) is different from true [2018-04-11 17:02:03,530 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:03,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 12 treesize of output 15 [2018-04-11 17:02:03,538 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 17:02:03,548 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 17:02:03,548 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:30 [2018-04-11 17:02:03,608 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (mod |c___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#in~size| 4294967296))) (or (and (<= .cse0 2147483647) (exists ((|__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| Int)) (= (store |c_old(#length)| |__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| (mod |c___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#in~size| 4294967296)) |c_#length|))) (and (< 2147483647 .cse0) (exists ((v_prenex_123 Int)) (= (store |c_old(#length)| v_prenex_123 (+ (mod |c___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#in~size| 4294967296) (- 4294967296))) |c_#length|))))) is different from true [2018-04-11 17:02:03,614 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:03,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:03,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 30 [2018-04-11 17:02:03,622 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 17:02:03,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-11 17:02:03,664 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:03,688 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-11 17:02:03,689 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:42, output treesize:61 [2018-04-11 17:02:03,782 WARN L1033 $PredicateComparison]: unable to prove that (let ((.cse0 (mod |c___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#in~size| 4294967296))) (or (and (<= .cse0 2147483647) (exists ((|__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| Int)) (= (store |c_old(#length)| |__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#t~malloc12.base| (mod |c___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#in~size| 4294967296)) |c_#length|))) (and (exists ((v_prenex_128 Int)) (= |c_#length| (store |c_old(#length)| v_prenex_128 (+ (mod |c___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_malloc_#in~size| 4294967296) (- 4294967296))))) (< 2147483647 .cse0)))) is different from true [2018-04-11 17:02:03,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:03,789 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:03,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 24 [2018-04-11 17:02:03,795 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 17:02:03,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-11 17:02:03,821 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:23, output treesize:44 [2018-04-11 17:02:04,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:04,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:04,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 15 [2018-04-11 17:02:04,091 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:04,098 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:04,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:04,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 30 [2018-04-11 17:02:04,099 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:04,107 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-11 17:02:04,107 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:33, output treesize:22 [2018-04-11 17:02:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 21 proven. 42 refuted. 0 times theorem prover too weak. 9 trivial. 27 not checked. [2018-04-11 17:02:04,144 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:02:04,144 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-11 17:02:04,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-11 17:02:04,144 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-11 17:02:04,144 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=404, Unknown=5, NotChecked=126, Total=600 [2018-04-11 17:02:04,144 INFO L87 Difference]: Start difference. First operand 118 states and 128 transitions. Second operand 25 states. [2018-04-11 17:02:04,344 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 63 DAG size of output 41 [2018-04-11 17:02:04,522 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 73 DAG size of output 51 [2018-04-11 17:02:05,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:02:05,087 INFO L93 Difference]: Finished difference Result 187 states and 202 transitions. [2018-04-11 17:02:05,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-11 17:02:05,087 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 70 [2018-04-11 17:02:05,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:02:05,088 INFO L225 Difference]: With dead ends: 187 [2018-04-11 17:02:05,088 INFO L226 Difference]: Without dead ends: 187 [2018-04-11 17:02:05,089 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=148, Invalid=1119, Unknown=5, NotChecked=210, Total=1482 [2018-04-11 17:02:05,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-04-11 17:02:05,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 125. [2018-04-11 17:02:05,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-04-11 17:02:05,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 137 transitions. [2018-04-11 17:02:05,092 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 137 transitions. Word has length 70 [2018-04-11 17:02:05,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:02:05,093 INFO L459 AbstractCegarLoop]: Abstraction has 125 states and 137 transitions. [2018-04-11 17:02:05,093 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-11 17:02:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 137 transitions. [2018-04-11 17:02:05,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-04-11 17:02:05,093 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:02:05,093 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:02:05,094 INFO L408 AbstractCegarLoop]: === Iteration 33 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:02:05,095 INFO L82 PathProgramCache]: Analyzing trace with hash -1710388189, now seen corresponding path program 2 times [2018-04-11 17:02:05,095 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:02:05,095 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:02:05,096 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:05,096 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 17:02:05,096 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:05,107 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:02:05,159 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 5 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-11 17:02:05,160 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:02:05,160 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:02:05,160 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 17:02:05,173 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 17:02:05,174 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 17:02:05,176 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:02:05,186 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-11 17:02:05,186 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:02:05,187 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2018-04-11 17:02:05,187 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 17:02:05,188 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 17:02:05,188 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-04-11 17:02:05,188 INFO L87 Difference]: Start difference. First operand 125 states and 137 transitions. Second operand 8 states. [2018-04-11 17:02:05,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:02:05,248 INFO L93 Difference]: Finished difference Result 128 states and 139 transitions. [2018-04-11 17:02:05,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 17:02:05,248 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 71 [2018-04-11 17:02:05,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:02:05,249 INFO L225 Difference]: With dead ends: 128 [2018-04-11 17:02:05,249 INFO L226 Difference]: Without dead ends: 128 [2018-04-11 17:02:05,249 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-04-11 17:02:05,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-04-11 17:02:05,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-04-11 17:02:05,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-04-11 17:02:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 139 transitions. [2018-04-11 17:02:05,254 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 139 transitions. Word has length 71 [2018-04-11 17:02:05,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:02:05,255 INFO L459 AbstractCegarLoop]: Abstraction has 128 states and 139 transitions. [2018-04-11 17:02:05,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 17:02:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 139 transitions. [2018-04-11 17:02:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-11 17:02:05,255 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:02:05,256 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:02:05,256 INFO L408 AbstractCegarLoop]: === Iteration 34 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:02:05,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1679690632, now seen corresponding path program 3 times [2018-04-11 17:02:05,256 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:02:05,256 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:02:05,257 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:05,257 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 17:02:05,257 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:05,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:05,272 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:02:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 17 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-11 17:02:05,310 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:02:05,311 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:02:05,311 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-11 17:02:05,349 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-11 17:02:05,349 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 17:02:05,352 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:02:05,363 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 17 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-04-11 17:02:05,364 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 17:02:05,364 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2018-04-11 17:02:05,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 17:02:05,364 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 17:02:05,364 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-04-11 17:02:05,365 INFO L87 Difference]: Start difference. First operand 128 states and 139 transitions. Second operand 9 states. [2018-04-11 17:02:05,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 17:02:05,426 INFO L93 Difference]: Finished difference Result 131 states and 139 transitions. [2018-04-11 17:02:05,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 17:02:05,426 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 74 [2018-04-11 17:02:05,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 17:02:05,427 INFO L225 Difference]: With dead ends: 131 [2018-04-11 17:02:05,427 INFO L226 Difference]: Without dead ends: 131 [2018-04-11 17:02:05,427 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-04-11 17:02:05,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-04-11 17:02:05,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 125. [2018-04-11 17:02:05,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-04-11 17:02:05,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 133 transitions. [2018-04-11 17:02:05,430 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 133 transitions. Word has length 74 [2018-04-11 17:02:05,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 17:02:05,430 INFO L459 AbstractCegarLoop]: Abstraction has 125 states and 133 transitions. [2018-04-11 17:02:05,430 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 17:02:05,431 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 133 transitions. [2018-04-11 17:02:05,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-11 17:02:05,432 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 17:02:05,432 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 17:02:05,432 INFO L408 AbstractCegarLoop]: === Iteration 35 === [__U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_freeErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__LDV_INIT_LIST_HEADErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_createErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_add_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr3AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kobject_cleanupErr2AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr6RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_addErr7RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_kref_initErr1RequiresViolation, ULTIMATE.initErr3RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr2RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr5AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr6AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr7AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_pointErr4AssertViolationMEMORY_FREE, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_destroy_msgsErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_add_tailErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_get_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_allocErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i____ldv_list_delErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr4RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_msg_fillErr5RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_dev_set_drvdataErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr3RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr2RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_atomic_sub_returnErr1RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr0RequiresViolation, __U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__ldv_list_addErr1RequiresViolation]=== [2018-04-11 17:02:05,432 INFO L82 PathProgramCache]: Analyzing trace with hash -530803368, now seen corresponding path program 2 times [2018-04-11 17:02:05,432 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-11 17:02:05,432 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-11 17:02:05,433 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:05,433 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-11 17:02:05,433 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-11 17:02:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 17:02:05,446 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 17:02:05,453 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-11 17:02:05,453 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-11 17:02:05,453 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-11 17:02:05,454 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-11 17:02:05,477 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-11 17:02:05,477 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-11 17:02:05,481 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 17:02:05,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 17:02:05,484 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:05,485 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:05,485 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 17:02:05,535 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:05,535 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:05,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 17:02:05,536 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:05,540 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:05,541 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-11 17:02:05,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-11 17:02:05,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 17:02:05,576 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:05,578 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:05,584 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:05,584 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:16 [2018-04-11 17:02:07,609 WARN L1033 $PredicateComparison]: unable to prove that (exists ((v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.offset_BEFORE_CALL_35 Int) (v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_27 Int)) (not (= (select (select |c_#memory_$Pointer$.base| v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_27) v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.offset_BEFORE_CALL_35) v___U_MULTI_fmemleaks_test___true_valid_memsafety_true_termination_i__entry_point_~array~0.base_BEFORE_CALL_27))) is different from true [2018-04-11 17:02:11,625 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 12 [2018-04-11 17:02:13,639 WARN L148 SmtUtils]: Spent 2003ms on a formula simplification that was a NOOP. DAG size: 12 [2018-04-11 17:02:15,655 WARN L148 SmtUtils]: Spent 2002ms on a formula simplification that was a NOOP. DAG size: 12 [2018-04-11 17:02:15,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-04-11 17:02:15,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:15,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-11 17:02:15,713 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:15,716 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:15,719 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:15,719 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-04-11 17:02:31,407 WARN L148 SmtUtils]: Spent 650ms on a formula simplification that was a NOOP. DAG size: 15 [2018-04-11 17:02:31,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2018-04-11 17:02:31,455 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:31,462 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 17:02:31,462 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:73, output treesize:19 [2018-04-11 17:02:31,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-04-11 17:02:31,483 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:31,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 41 [2018-04-11 17:02:31,490 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-11 17:02:31,513 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 17:02:31,522 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 17:02:31,522 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:38, output treesize:72 [2018-04-11 17:02:31,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:31,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 28 [2018-04-11 17:02:31,567 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 17:02:31,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:31,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 30 [2018-04-11 17:02:31,599 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 17:02:31,630 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 17:02:31,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 30 [2018-04-11 17:02:31,630 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 17:02:31,655 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 5 xjuncts. [2018-04-11 17:02:31,655 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:78, output treesize:111 [2018-04-11 17:02:33,789 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 9 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 2 not checked. [2018-04-11 17:02:33,789 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-11 17:02:33,789 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-11 17:02:33,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-11 17:02:33,789 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-11 17:02:33,790 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=736, Unknown=9, NotChecked=54, Total=870 [2018-04-11 17:02:33,790 INFO L87 Difference]: Start difference. First operand 125 states and 133 transitions. Second operand 30 states. Received shutdown request... [2018-04-11 17:02:41,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 17:02:41,835 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 17:02:41,839 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 17:02:41,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 05:02:41 BoogieIcfgContainer [2018-04-11 17:02:41,839 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 17:02:41,840 INFO L168 Benchmark]: Toolchain (without parser) took 212849.29 ms. Allocated memory was 405.3 MB in the beginning and 825.8 MB in the end (delta: 420.5 MB). Free memory was 333.7 MB in the beginning and 646.5 MB in the end (delta: -312.8 MB). Peak memory consumption was 107.7 MB. Max. memory is 5.3 GB. [2018-04-11 17:02:41,841 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 405.3 MB. Free memory is still 364.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 17:02:41,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.44 ms. Allocated memory is still 405.3 MB. Free memory was 333.1 MB in the beginning and 290.1 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 5.3 GB. [2018-04-11 17:02:41,841 INFO L168 Benchmark]: Boogie Preprocessor took 52.44 ms. Allocated memory is still 405.3 MB. Free memory was 290.1 MB in the beginning and 284.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 5.3 GB. [2018-04-11 17:02:41,841 INFO L168 Benchmark]: RCFGBuilder took 742.68 ms. Allocated memory was 405.3 MB in the beginning and 620.8 MB in the end (delta: 215.5 MB). Free memory was 284.8 MB in the beginning and 485.9 MB in the end (delta: -201.1 MB). Peak memory consumption was 30.0 MB. Max. memory is 5.3 GB. [2018-04-11 17:02:41,841 INFO L168 Benchmark]: TraceAbstraction took 211721.59 ms. Allocated memory was 620.8 MB in the beginning and 825.8 MB in the end (delta: 205.0 MB). Free memory was 485.9 MB in the beginning and 646.5 MB in the end (delta: -160.6 MB). Peak memory consumption was 44.4 MB. Max. memory is 5.3 GB. [2018-04-11 17:02:41,842 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 405.3 MB. Free memory is still 364.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 329.44 ms. Allocated memory is still 405.3 MB. Free memory was 333.1 MB in the beginning and 290.1 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 52.44 ms. Allocated memory is still 405.3 MB. Free memory was 290.1 MB in the beginning and 284.8 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 742.68 ms. Allocated memory was 405.3 MB in the beginning and 620.8 MB in the end (delta: 215.5 MB). Free memory was 284.8 MB in the beginning and 485.9 MB in the end (delta: -201.1 MB). Peak memory consumption was 30.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 211721.59 ms. Allocated memory was 620.8 MB in the beginning and 825.8 MB in the end (delta: 205.0 MB). Free memory was 485.9 MB in the beginning and 646.5 MB in the end (delta: -160.6 MB). Peak memory consumption was 44.4 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1164]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1164). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1163]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1163). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1100). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1099]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1099). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1131]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1131). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1411]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1411). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1258]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1258). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1256]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1256). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1344]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1344). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1339]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1339). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1340]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1340). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1109]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1109). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1108]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1108). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1107]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1107). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1110]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1110). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1460]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 1460). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1294]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1294). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1135]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1135). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1448]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1448). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1455]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1455). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1448]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1448). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1455]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1455). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1453]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1453). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1179]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1179). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1126]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1126). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1193]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1193). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1146]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1146). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1116]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1116). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1115]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1115). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1156]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1156). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1157]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1157). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1198]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1198). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1267). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1265). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1121]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1121). Cancelled while BasicCegarLoop was constructing difference of abstraction (125states) and interpolant automaton (currently 4 states, 30 states before enhancement), while ReachableStatesComputation was computing reachable states (12 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 352 locations, 79 error locations. TIMEOUT Result, 211.6s OverallTime, 35 OverallIterations, 5 TraceHistogramMax, 147.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1624 SDtfs, 3033 SDslu, 7976 SDs, 0 SdLazy, 8392 SolverSat, 541 SolverUnsat, 152 SolverUnknown, 0 SolverNotchecked, 112.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1627 GetRequests, 1055 SyntacticMatches, 26 SemanticMatches, 546 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 2826 ImplicationChecksByTransitivity, 88.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred in iteration=33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 34 MinimizatonAttempts, 628 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 63.3s InterpolantComputationTime, 2841 NumberOfCodeBlocks, 2841 NumberOfCodeBlocksAsserted, 71 NumberOfCheckSat, 2137 ConstructedInterpolants, 230 QuantifiedInterpolants, 1119132 SizeOfPredicates, 159 NumberOfNonLiveVariables, 4911 ConjunctsInSsa, 621 ConjunctsInUnsatCore, 46 InterpolantComputations, 13 PerfectInterpolantSequences, 673/1221 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test18_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_17-02-41-849.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test18_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_17-02-41-849.csv Completed graceful shutdown